There are milkweed species, like the bush banana, in Australia. Milkweed is a hardy plant. Some of the technologies we use are necessary for critical functions like security and site integrity, account authentication, security and privacy preferences, internal site usage and maintenance data, and to make the site work correctly for browsing and transactions. Though the plant is South African in origin, it has become naturalised in the warm temperate zones of Australia. SOPHIE THOMSON: I'm planning a new driveway which will come in from a different direction and it's going to let you appreciate the beauty of the house as you arrive. Milkweed is sometimes known as "the butterfly plant," as it is the sole source of food for monarch caterpillars. 2. [9], Pollination in this genus is accomplished in an unusual manner. COSTA GEORGIADIS: Well that's it for this week, but we'll be back next week with some wonderful transformation stories to share with you. #137841664 - a monarch catterpillar eatting a milkweed plant leaf with flowers. Pollen is grouped into complex structures called pollinia (or "pollen sacs"), rather than being individual grains or tetrads, as is typical for most plants. Asclepias is a genus of herbaceous, perennial, flowering plants known as milkweeds, named for their latex, a milky substance containing cardiac glycosides termed cardenolides, exuded where cells are damaged. Head is large and triangular. The flowers are a great source of nectar for butterflies, hummingbirds, bees, and other beneficial insects. Because it is a native plant, provided you plant the right species, milkweed is easy to grow. Before planting your seeds, drench the soil with water. In fact, she's got so many different butterfly-attracting plants just in one little corner, anybody with a small space could use it as their inspiration to start butterfly gardening. Common milkweed (Asclepias syriaca) is a native herbaceous perennial whose main virtue is its appeal to butterfliesespecially the monarch, which deposits its eggs on the milkweed. The follicles ripen and split open, and the seeds, each carried by its coma, are blown by the wind. JERRY COLEBY-WILLIAMS: Visiting Jo's garden today has reminded me that one person's pest can be another person's passion and in Jo's case, her love of caterpillars and butterflies has become a fulltime occupation. Research indicates that the very high cardenolide content of Asclepias linaria reduces the impact of the OE parasite, Ophryocystis elektroscirrha, on the monarch butterfly, Danaus plexippus. Some species grow exclusively in specific regions while others will thrive in jus… JERRY COLEBY-WILLIAMS: Jo Hammond loves butterflies. Data from a DNA study indicate that, generally, more recently-evolved milkweed species ("derived" in botany parlance) use these preventative strategies less but grow faster than older species, potentially regrowing faster than caterpillars can consume them.[14][15]. Butterfly Swishes. It's just really lovely. Jerry says she's also growing one of his favourite summer annuals - Gomphrena (Globe Amaranth, Gomphrena globosa). JERRY COLEBY-WILLIAMS: A horticulturalist and a photographer, Jo's devoted a large part of her suburban block in Brisbane to attracting these beautiful insects, using some very special plants. [28] New research also has shown that monarch larvae reared on tropical milkweed show reduced migratory development (reproductive diapause), and when migratory adults are exposed to tropical milkweed, it stimulates reproductive tissue growth.[29]. Few butterflies breed on gum trees but 20 to 30 species Australia-wide breed on mistletoe.” Milkweed is another host plant for butterflies. The milkweed can be anywhere between 2 – 6 feet in height. Campbelltown SA 5074, Australia. Milkweed also causes mild dermatitis in some who come in contact with it. Everything in this garden about butterflies isn't it Jo? There's food plants for the caterpillars, like this native Passionfruit Vine and nectar plants which butterflies and the occasional caterpillar enjoy, like thisPentas. Leaves grow from a thick stalk and are large and green, taking on a reddish color as the plant matures. But the butterfly does not seem to use them. COSTA GEORGIADIS: I hope you can join us then and this week, have a look out for the local wildlife that comes to your garden. And John will be looking round a stunning coastal garden that really ties in with its surroundings. The butterfly will come in and it will lay one egg underneath, just like that and then it will go off and it will come around and it will lay one here and then on the same day, they'll all hatch at the same time. What excites you about butterflies? Milkweed or the Asclepiadoideae is a large family of plants with only a handful available in NZ. Jo uses the dark, southern side of her block for experimental plantings. Milkweed is an herbaceous perennial plant native to North America. [16] The milkweed filaments from the coma (the "floss") are hollow and coated with wax, and have good insulation qualities. How to Grow Milkweed. The long, oblong leaves are light green and grow to about 8 inches long. And once the plants are established, they do not need to be watered. JO HAMMOND: Well this is actually my sacrificial lemon. JERRY COLEBY-WILLIAMS: Jo's back garden is largely devoted to food growing, but she's managed to squeeze in a few butterfly plants. Sophie will be planting out what will become the new driveway to her house to ensure visitors get a warm welcome. In fact, no milkweed plant will object if you want to give its crown and root zone some extra winter protection. [8], Members of the genus Asclepias produce some of the most complex flowers in the plant kingdom, comparable to orchids in complexity. Gardener's have recently taken an interest in milkweed plants, as the flowers that appear throughout summer are known to attract butterflies. It doesn’t need to be fertilized. The silk is used in thermal insulation, acoustic insulation, and oil absorbents. Milkweed is not grown commercially in large scale, but the plant has had many uses throughout human history. More than 100 species of this herbaceous perennial are native to the U.S. and Canada. (1987) Variability in dispersal ability of Common Milkweed, http://orbisec.com/milkweed-flower-morphology-and-terminology/, "Phylogenetic escalation and decline of plant defense strategies", "Evaluation of Milkweed Floss as an Insulative Fill Material", "A Weed Goes to War, and Michigan Provides the Ammunition", "Milkweed seed wing removal to improve oil extraction", "How a Quebec company used a weed to create a one-of-a-kind winter coat", "La soie d'Amérique passe en production industrielle", "Milkweed touted as oil-spill super-sucker — with butterfly benefits", "Monarch Watch: Monarch Waystation Program", "Citizen Science Observations of Monarch Butterfly Overwintering in the Southern United States", "Loss of migratory behaviour increases infection risk for a butterfly host", "Exposure to Non-Native Tropical Milkweed Promotes Reproductive Development in Migratory Monarch Butterflies", Milkweed test-cultivated for the insulation value of floss, Common milkweed production research at Western Illinois University, https://en.wikipedia.org/w/index.php?title=Asclepias&oldid=996885706, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License, Blunt-leaved milkweed, native to central and eastern, California milkweed, native to central and southern. 30 species Australia-wide breed on gum trees but 20 to 30 species Australia-wide breed on mistletoe.” is... 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